Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + Mg2+(out) -> ADP + phosphate + Mg2+(in).
Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + Mg2+(out) -> ADP + phosphate + Mg2+(in). (en)